Interactive 2D Room Planner

Canvas-based planning application with drag-and-drop room creation, precision transforms, snap-to-grid behavior, undo and redo history, structured layout persistence, and JSON import and export.

• Drag-and-drop room and object placement
• Precise move, rotate, resize, and alignment controls
• Snap-to-grid and geometry-based editing behavior
• Undo and redo support with structured state history
• JSON import and export for reusable room layouts
• Session persistence for restoring in-progress work

• Interactive canvas rendering and object lifecycle with Fabric.js
• Modular application state and history management with Zustand
• Precision transforms, snapping, and object-normalization logic
• Structured layout data model with import, export, and persistence
• Performance-conscious rendering and state updates

• React
• TypeScript
• Fabric.js
• Zustand
• Tailwind CSS

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